Home / 124,353,403.20-186,528,355.20-56,195,985.60

Finding the Fourth Proportional to 124,353,403.20, 186,528,355.20 and 56,195,985.60

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Solution

The fourth proportional to 124,353,403.20, 186,528,355.20 and 56,195,985.60 is: 84,293,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,353,403.20 : 186,528,355.20 = 56,195,985.60 : x
  2. Step 2: Convert to fraction form
    124,353,403.20/186,528,355.20 = 56,195,985.60/x
  3. Step 3: Cross multiply
    124,353,403.20x = 186,528,355.20 × 56,195,985.60
  4. Step 4: Simplify right side
    124,353,403.20x = 10,482,144,762,810,884
  5. Step 5: Solve for x
    x = 10,482,144,762,810,884/124,353,403.20
  6. Step 6: Final answer
    x = 84,293,187.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.